From patchwork Wed Mar 11 22:32:25 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Moritz Fischer X-Patchwork-Id: 5989071 Return-Path: X-Original-To: patchwork-linux-pm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id A4F7F9F318 for ; Wed, 11 Mar 2015 22:33:36 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id EF9A620396 for ; Wed, 11 Mar 2015 22:33:35 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 1753020395 for ; Wed, 11 Mar 2015 22:33:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752888AbbCKWc7 (ORCPT ); Wed, 11 Mar 2015 18:32:59 -0400 Received: from mail-pa0-f45.google.com ([209.85.220.45]:40147 "EHLO mail-pa0-f45.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752661AbbCKWcu (ORCPT ); Wed, 11 Mar 2015 18:32:50 -0400 Received: by padfb1 with SMTP id fb1so14902978pad.7 for ; Wed, 11 Mar 2015 15:32:50 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=85vJsK+xJ1wHXBt45SYZABsKz66Ht6xEY/kfhkRG268=; b=cPL1oWsVB8cBXOEsxC1L22AmuY3ZU+sEyTpEbT82ucWCWfawSBUqpiFsKPjXtwThcB aIVXTso2m8bey51wsVggkLeVWfgNaQci4F7IdMPhr3I/ty/TmYz+sucqF5z76wp9Q1Xy a1dttnoOyRWjHDFe4cdIXKVteZLCkagYU7hrVjYsUeczS5dmpTxEkdnjKFbSz6ea8oto Utea4kTBa8nJ0YWr9qNwHLu5ZfGsYi1kOp9p9mnhcNCBSCm1MuQOAu4L2Maopfxk25fw 3Cc/3j4hTk5+D8o/GH6LxktYG9Zcxf8cy16VanWMitjbE3tY1IDkgaP3jFtm2oCdZosK uyOQ== X-Gm-Message-State: ALoCoQkrwUHX9VoUjLDmqOM6XuyrBI9edv0YvUHSVzFGR7kAvytVnwLb1GSpF18V/m2OHbRtJ0bB X-Received: by 10.66.101.7 with SMTP id fc7mr50770516pab.26.1426113169786; Wed, 11 Mar 2015 15:32:49 -0700 (PDT) Received: from sleipnir.amer.corp.natinst.com (209-234-137-234.static.twtelecom.net. [209.234.137.234]) by mx.google.com with ESMTPSA id x1sm2313617pdp.1.2015.03.11.15.32.47 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 11 Mar 2015 15:32:48 -0700 (PDT) From: Moritz Fischer To: sre@kernel.org Cc: dbaryshkov@gmail.com, dwmw2@infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, Moritz Fischer Subject: [PATCHv2 2/2] dt: power: Add docs for generic SYSCON poweroff driver. Date: Wed, 11 Mar 2015 15:32:25 -0700 Message-Id: <1426113145-2921-3-git-send-email-moritz.fischer@ettus.com> X-Mailer: git-send-email 1.9.3 In-Reply-To: <1426113145-2921-1-git-send-email-moritz.fischer@ettus.com> References: <1426113145-2921-1-git-send-email-moritz.fischer@ettus.com> Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add documentation for generic SYSCON poweroff driver. Signed-off-by: Moritz Fischer --- .../bindings/power/reset/syscon-poweroff.txt | 23 ++++++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/Documentation/devicetree/bindings/power/reset/syscon-poweroff.txt b/Documentation/devicetree/bindings/power/reset/syscon-poweroff.txt new file mode 100644 index 0000000..1e2546f --- /dev/null +++ b/Documentation/devicetree/bindings/power/reset/syscon-poweroff.txt @@ -0,0 +1,23 @@ +Generic SYSCON mapped register poweroff driver + +This is a generic poweroff driver using syscon to map the poweroff register. +The poweroff is generally performed with a write to the poweroff register +defined by the register map pointed by syscon reference plus the offset +with the mask defined in the poweroff node. + +Required properties: +- compatible: should contain "syscon-poweroff" +- regmap: this is phandle to the register map node +- offset: offset in the register map for the poweroff register (in bytes) +- mask: the poweroff value written to the poweroff register (32 bit access) + +Default will be little endian mode, 32 bit access only. + +Examples: + + poweroff { + compatible = "syscon-poweroff"; + regmap = <®mapnode>; + offset = <0x0>; + mask = <0x7a>; + };